Home / 588,963,720.39-812,769,735.89-324,650,127.40

Finding the Fourth Proportional to 588,963,720.39, 812,769,735.89 and 324,650,127.40

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Solution

The fourth proportional to 588,963,720.39, 812,769,735.89 and 324,650,127.40 is: 448,017,066.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,963,720.39 : 812,769,735.89 = 324,650,127.40 : x
  2. Step 2: Convert to fraction form
    588,963,720.39/812,769,735.89 = 324,650,127.40/x
  3. Step 3: Cross multiply
    588,963,720.39x = 812,769,735.89 × 324,650,127.40
  4. Step 4: Simplify right side
    588,963,720.39x = 263,865,798,303,552,832
  5. Step 5: Solve for x
    x = 263,865,798,303,552,832/588,963,720.39
  6. Step 6: Final answer
    x = 448,017,066.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.